我们输入27V直流,BUCK转0-15V输出。存在300mV峰峰值左右的振荡,输出端加电容滤波会稍为降低幅值,最厉害就降到180mV左右,而且降低的只是振荡的幅值,频率并未改变,跪求原因!
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我们输入27V直流,BUCK转0-15V输出。存在300mV峰峰值左右的振荡,输出端加电容滤波会稍为降低幅值,最厉害就降到180mV左右,而且降低的只是振荡的幅值,频率并未改变,跪求原因!